Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4591298 | Expansion beam for shoring up sand guards | Katsumi Kamimura | 1986-05-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4591298 | Expansion beam for shoring up sand guards | Katsumi Kamimura | 1986-05-27 |